weak pulse, and fainting. Seek medical help if you’re vomiting, or if your symptoms last longer than an hour.
The most serious heat illness is heat stroke, a condition where the body’s temperature rises to 104 degrees or higher. Other signs can include a fast, strong pulse; confusion; and possibly losing consciousness. Call 911 right away.
“(Heat stroke) is a truly life-threatening situation,” Callaway said. “Fortunately, it’s rare.”
Prevention is the key to exercising safely in the heat. Callaway recommended drinking plenty of fluids before, during and after exercising – but not alcohol, which dehydrates the body.
How much fluid you should
